723540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 2096640

約数和(自身を除く): 1373100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 389, 465, 620, 778, 930, 1167, 1556, 1860, 1945, 2334, 3890, 4668, 5835, 7780, 11670, 12059, 23340, 24118, 36177, 48236, 60295, 72354, 120590, 144708, 180885, 241180, 361770, 723540]

約数ペア:

[(1, 723540), (2, 361770), (3, 241180), (4, 180885), (5, 144708), (6, 120590), (10, 72354), (12, 60295), (15, 48236), (20, 36177), (30, 24118), (31, 23340), (60, 12059), (62, 11670), (93, 7780), (124, 5835), (155, 4668), (186, 3890), (310, 2334), (372, 1945), (389, 1860), (465, 1556), (620, 1167), (778, 930)]